1993 - 1997, he studied at the Graduate School of China Union Medical University to pursue a master's degree and a doctorate in gynecology and endocrinology.

In 2001, he entered the Presbtieran Hospital of Colombia University in the United States for postdoctoral research work.

Member of the Beijing Osteoporosis Professional Committee Member of the expert database of the Drug Price Review Center of the National Development and Reform Commission t Editorial Board of Obstetrics and Gynecology Bulletin Editor of Menopause Newsletter Editor of Women's Health Newsletter

r "Adenomyosis 2017 View" t "Practical Essentials of Diagnosis and Treatment of Reproductive Endocrinology Diseases" " Methods of Terminating Pregnancy with Drugs" t Main paper

Syndrome of caution in postmenopausal hormone therapy [J]. China Journal of Practical Gynecology and Obstetrics, 2011, 27 (05): 333 - 336. r 2. Sun Aijun.

Androgen-induced gynecologic endocrine disorders and cardiovascular diseases [J]. Chinese Journal of Multiple Organ Diseases in the Elderly, 2009, 8 (03): 216 - 219. r 3. Sun Aijun.

Gynecologic endocrine disorders and cardiovascular diseases [J]. Chinese Journal of Multiple Organ Diseases in the Elderly, 2008, 7 (06): 461 - 464. r 4. Sun Aijun.

Interpretation of "International Menopause Association (IMS)'s latest recommendations on postmenopausal hormone therapy"[J]. Journal of Reproductive Medicine, 2008 (04): 294 - 298. R

Sex hormone therapy for dysfunctional uterine bleeding [J]. China Journal of Practical Gynecology and Obstetrics, 2006 (09): 650 - 652. r 6. Sun Aijun.

Characteristics and clinical application of miconazole nitrate suppositories 400 mg and 1200 mg [J]. Maternal and Child Health Care of China, 2006 (13): 1869 - 1870. r 7. Sun Aijun.

Clinical consensus and medication principles of hormone therapy [J]. Chinese Journal of General Practitioners, 2004 (05): 7 - 10. r 8. Sun Aijun.

Research progress and evaluation of hormone therapy for menopausal diseases [J]. Journal of Practical Obstetrics and Gynecology, 2004 (03): 129 - 131. r 9. Sun Aijun, Wei Yang.

Summary of the China Advanced Seminar on Menopause Related Issues [J]. Chinese Journal of Obstetrics and Gynecology, 2004 (02): 75. r 10. Sun Aijun, Wang Jiedong, Zhu Pengdi.

How to add progesterone to hormone replacement therapy? (English)[J]. Chinese Medical Journal, 2001 (02): 61 - 65 + 108. r 11. Sun Aijun, Tian Qinjie, Ge Qinsheng.

Clinical observation of bone phosphine in the treatment of osteoporosis in postmenopausal women [J]. Journal of China Academy of Medical Sciences, 2000 (03): 244.